12030776 has 8 divisors (see below), whose sum is σ = 22557720. Its totient is φ = 6015384.

The previous prime is 12030763. The next prime is 12030779. The reversal of 12030776 is 67703021.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12030779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 751916 + ... + 751931.

It is an arithmetic number, because the mean of its divisors is an integer number (2819715).

Almost surely, 2^12030776 is an apocalyptic number.

It is an amenable number.

12030776 is a deficient number, since it is larger than the sum of its proper divisors (10526944).

12030776 is a wasteful number, since it uses less digits than its factorization.

12030776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1503853 (or 1503849 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 26.

The square root of 12030776 is about 3468.5409036077. The cubic root of 12030776 is about 229.1384021266.

Adding to 12030776 its reverse (67703021), we get a palindrome (79733797).

The spelling of 12030776 in words is "twelve million, thirty thousand, seven hundred seventy-six".